Climatological Report (Monthly)
Issued by NWS
Issued by NWS
376
CXCA52 TJSJ 032205
CLMIST
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN JUAN PR
605 PM AST FRI JAN 03 2025
...................................
...THE CYRIL E. KING AP/ST THOMAS CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2024...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1953 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..............................................................
TEMPERATURE (F)
RECORD
HIGH 92 12/25/1995
12/11/1995
12/04/1995
LOW 62 12/05/1972
HIGHEST 87 12/16 88 M1 88
12/17
12/23
LOWEST 71 12/28 77 M6 70
12/30
12/31
AVG. MAXIMUM 85.1 85.2 M0.1 84.7
AVG. MINIMUM 75.3 74.9 0.4 75.2
MEAN 80.2 80.1 0.1 80.0
DAYS MAX >= 90 0 1.8 M1.8 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 9.87 1960
MINIMUM 0.63 1963
TOTALS 4.82 2.93 1.89 0.10
DAILY AVG. 0.16 0.09 0.07 0.00
DAYS >= .01 20 17.4 2.6 MM
DAYS >= .10 10 7.6 2.4 MM
DAYS >= .50 3 1.2 1.8 MM
DAYS >= 1.00 1 0.7 0.3 MM
GREATEST
24 HR. TOTAL 2.04 12/27 TO 12/28
STORM TOTAL 1.77
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0
COOLING TOTAL 479 467 12 472
SINCE 1/1 4967
FREEZE DATES
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WIND (MPH)
AVERAGE WIND SPEED 9.2
HIGHEST WIND SPEED/DIRECTION 28/090 DATE 12/18
HIGHEST GUST SPEED/DIRECTION 42/060 DATE 12/12
SKY COVER
AVERAGE SKY COVER 0.31
AVERAGE RH (PERCENT) 76
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 2
LIGHT RAIN 14 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 16 FOG W/VIS <= 1/4 MILE 0
HAZE 3
M INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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